PENDING

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$599,995

Listing Price

--beds

--baths

1,188sqft

6,098sqft lot

21 Bay 3rd St, Islip, NY 11751

Member Features

Find Real Estate Bargain!

  • Full foreclosure details

  • Home value, equity and ownership info

  • Find homes priced below market

  • Get full access with a FREE Account

Already a member?

For Sale

Pending

Off Market

Single Family

Home type

505.05

Price / sqft

1929

Year built

Home Details

Welcome to this charming 1930 Cape Cod located mid-block in the desirable St. Marks neighborhood south of Montauk Highway. Filled with character and thoughtful updates, this home features original built-ins in the kitchen, dining room, and primary bedroom, hardwood floors in the living and dining room, and a beautifully renovated bathroom with classic octagon ceramic tile. Four energy-efficient split units provide heating and air conditioning, complemented by smart thermostats, a new gas heating system, separate hot water heater, and 200-amp electric service. Flexible bonus spaces offer the perfect home office and playroom/Den. Enjoy front and rear in-ground sprinklers, low taxes, and an unbeatable location just minutes from Islip Beach, the marina, parks, shopping, restaurants, and the Long Island Railroad. A wonderful opportunity to own a home that blends timeless charm with today's modern conveniences.

Interior Details

Square Feet
  • 1188

Bedrooms
  • N/A

Bathrooms
  • N/A

Heating
  • Has Heating:

    No

  • Heating Type:

    N/A

Cooling
  • Has Cooling:

    No

  • Cooling Type:

    N/A

Fuel
  • Has Fuel:

    No

  • Fuel Type:

    N/A

Basement
  • Has Basement:

    No

  • Basement Type:

    N/A

Flooring
  • Has Flooring:

    No

  • Flooring Type:

    N/A

Fireplace
  • Has Fireplace:

    Yes

  • Fireplace Type:

    N/A

Property Details

Lot Size
  • 6098

Water
  • No

Sewer
  • No

Parking
  • Type:

    Garage, Detached

  • Location:

    N/A

  • Status:

    N/A

  • Number of Spaces:

    0

Deck
  • N/A

Patio
  • N/A

Fence
  • N/A

Pool
  • N/A

Porch
  • N/A

Stoop
  • N/A

Breezeway
  • N/A

Construction Details

Number of Stories
  • N/A

Style
  • N/A

Exterior
  • N/A

Foundation
  • N/A

Roof
  • N/A

Roofing Material
  • N/A

Tax History

Year

Amount

Land

Improvement

Percent Change

Assessment

0

$0

$10,700

$18,950

--%

$29,650

0

$0

$10,700

$18,950

--%

$29,650

2017

$6,082

$10,700

$18,950

--%

$29,650

2016

$6,082

$10,700

$18,950

--%

$29,650

2015

$6,109

$10,700

$18,950

--%

$29,650

2014

$6,200

$10,700

$18,950

--%

$29,650

2013

$5,945

$10,700

$18,950

--%

$29,650

percent-home-icon

Average Home Price in 11751

Nearby Properties

Zip Code

Price

Bed

Bath

Sqft

Lot

Sold Date

$756,580

-- Beds

-- Baths

1,348 Sqft

11,761 Lot (sqft)

Sold 07/07/2026

$599,995

-- Beds

-- Baths

1,188 Sqft

6,098 Lot (sqft)

Sold 10/13/2026

$549,990

3 Beds

1 Baths

1,176 Sqft

6,098 Lot (sqft)

Sold 10/13/2026

$550,000

3 Beds

2 Baths

1,011 Sqft

6,534 Lot (sqft)

Sold 06/02/2025

$641,544

-- Beds

-- Baths

1,112 Sqft

6,534 Lot (sqft)

Sold 10/13/2026

percent-home-icon

Calculators

Mortgage

Mortgage Calculator

Calculate your monthly mortgage payments.
Household Income
70,000
$
Home price
599,995
$
Down payment
119,999
$
Mortgage Rate
6.5
%
Loan Term
Property Tax Rate
1.1
%
Homeowner's Insurance (Annual)
3,599.97
$
HOA (Monthly)
0
$
PMI
0
$
$3,884
Your Payment
Total Monthly Payment:$3,884
Percent of Income:67%
Affordable:No

Details for 21 BAY 3RD ST

Property Debt

Foreclosure Contact Details